<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      .father {
        height: 400px;
        width: 800px;
        border: 2px solid green;
        display: grid;
        grid-template-columns: 200px 200px 200px;
        gap: 10px;
        justify-content: end;
        /* justify-items: end; */
        /* justify-items: center; */
        justify-content: space-between;
      }
      .son {
        background-color: red;
        width: 200px;
        height: 100px;
      }

    </style>
  </head>
  <body>
    <div class="father">
      <div class="son"></div>
      <div class="son"></div>
      <div class="son"></div>
      <div class="son"></div>
      <div class="son"></div>
      <div class="son"></div>
    </div>
  </body>
</html>
